-- @owner: zou_jialiang050
-- @date: 2024-07-06
-- @testpoint: order by的测试

--step1:建表;expect:成功
drop sequence if exists seq_ustore_regr_sxy_011 cascade;
create sequence seq_ustore_regr_sxy_011 increment by 1 start with 10;
drop table if exists t_ustore_regr_sxy_011 cascade;
create table  t_ustore_regr_sxy_011(
     col_1 integer,
     col_2 number(19,0),
     col_3 number(10,6)
) with (storage_type=ustore);

begin
	for i in 1..50 loop
      insert into t_ustore_regr_sxy_011 values(
	  i,
      seq_ustore_regr_sxy_011.nextval,
	  i+445.255
	  );
    end loop;
end;
/

--step2:order by的测试;expect:成功
select regr_sxy(col_1,col_2) from t_ustore_regr_sxy_011 order by regr_sxy(col_2,col_2);
select regr_sxy(col_2,col_3) from t_ustore_regr_sxy_011 order by regr_sxy(col_2,col_2);
select regr_sxy(col_3,col_3) from t_ustore_regr_sxy_011 order by regr_sxy(col_3,col_3);
select regr_sxy(col_2,col_3) from t_ustore_regr_sxy_011 order by regr_sxy(col_3,col_3);

--step3:清理环境;expect:成功
drop sequence if exists seq_ustore_regr_sxy_011 cascade;
drop table if exists t_ustore_regr_sxy_011 cascade;